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ArkZip 65 (Steel)
Application

Can be applied to the ridge or crown of a roof.

See manufacturer's literature for key installation requirements.

Description

Steel standing seam profile, 65 mm deep. Available in a choice of two widths.

Features and benefits:

  • The mechanical seaming process forms a weathertight, sealant-free standing seam.
  • To be produced on-site at ground or eaves level.
  • Can be combined with other products from the Ark Profiles range, including ArkLiner or ArkDeck (specified separately) to form twin-skin constructions.
  • Also available in an aluminium variant.
  • Fasteners will be fixed to one position within the sheet length.
  • CE marked, and manufactured in accordance with BS EN 14782, BS EN 508-1: 2000 and BS 5427: 1996.

Applications:

Can be applied to the ridge or crown of a roof.

See manufacturer's literature for key installation requirements.

General information
Material

Profile: Steel

Brackets: Grade 1.4301 (304) stainless steel with an isolating ethylene propylene diene monomer rubber (EPDM) seal

Uniclass 2015
Pr_25_71_51_89 Steel profiled sheetPrimary
CAWS

H31/10 Metal

H31/120 Metal

Specification data - Steel profiled sheet
Product Reference

ArkZip 65/400 (steel)

Width: 400 mm.

ArkZip 65/435 (steel)

Width: 435 mm.

Type

Curved - crimp curve to 1 m minimum radius

Curved - natural curve to 60 m radius

Straight

Tapered

Length

Consult manufacturer and insert requirements.

Colour/ Finish

Tata Colorcoat® LG

Consult Tata standard range and insert requirement.

Tata Colorcoat HPS200 Ultra®

Consult Tata standard range and insert requirement.

Primary fasteners

80 x 5.5 mm

Standard for ArkZip 65/435, not available for ArkZip 65/400.

140 x 5.5 mm

Standard for ArkZip 65/400. Optional for ArkZip 65/435.

Standard product features

Material:

  • Profile: Steel.
  • Brackets: Grade 1.4301 (304) stainless steel with an isolating ethylene propylene diene monomer rubber (EPDM) seal.

Depth:

65 mm.

Gauge:

0.7 mm.

Weight:

  • ArkZip 65/400: 7.8 kg/m².
  • ArkZip 65/435: 7.54 kg/m².

Technical characteristics:

  • Non-fragility rating (to ACR[M]001: 2014): Class B.
  • Fire performance (to EN 14782:06:5.1.2): Reaction to fire: HPS200 Ultra®: C-S2,d0; LG: C-S3,d0; external fire performance: Class B-roof (t1), Class B-roof (t2) Class B-roof (t3) and Class B-roof (t4).
  • Rib in compression: ArkZip 65/400: 1.89 kNm/m (22.99 cm4/m); ArkZip 65/435: 1.706 kNm/m (21.02 cm4/m).
  • Pan in compression: ArkZip 65/400: 1.47 kNm/m (20.06 cm4/m); ArkZip 65/435: 1.359 kNm/m (18.74 cm4/m).
  • Positive/ gravity loads: ArkZip 65/400: At 1 m span: 4.88 kN/m²; at 1.8 m span: 2.06 kN/m²; ArkZip 65/435: At 1 m span: 4.73 kN/m²; at 1.8 m span: 1.97 kN/m².
  • Negative/ uplift loads: ArkZip 65/400: At 1 m span: 2.05 kN/m²; at 1.8 m span: 1.17 kN/m²; ArkZip 65/435: At 1 m span: 1.81 kN/m²; at 1.8 m span: 1.01 kN/m².

Consult manufacturer for further details.

Product Options

Colour/ Finish:

- Tata Colorcoat® LG:

Life expectancy (inland): 15–25 years; life expectancy (coastal): 10–20 years.

- Tata Colorcoat HPS200 Ultra®:

Life expectancy (inland): 30–40 years; life expectancy (coastal): 25–30 years.

Primary fasteners:

A2 stainless steel. End distances 100–300 mm (sheet end to halter centre line).